Bird flu was first detected in U.S. dairy cows in March. So far, infections have been detected in 33 herds across eight states.

Bird Flu Virus Detected in Pasteurized Milk, as U.S. Moves to Test More Dairy Cows

The FDA maintains that the commercial milk supply is safe, and it plans to report results of further tests in the coming days and weeks

The world's oldest common loons, ABJ and Fe, in July 2020. The pair's 32nd and last hatched chick sits on Fe's back.

Follow the Soap Opera-Worthy Relationship Drama of the World's Oldest Common Loons

Called ABJ and Fe, the duo mated every spring for 25 years—but they split up in 2022. Now, they’re back at their Michigan breeding grounds, showing no signs of getting together

Scientists brought to life the silent, sleeping songs of two great kiskadees.

Scientists Translate Sleeping Birds' Silent Songs Into Sound—and They May Have Recorded a Nightmare

Using surgically implanted electrodes and modeling, researchers brought to life the vocal muscle activity of sleeping great kiskadees

Visitors left notes, photos and mementos at the base of an oak tree Flaco the Eurasian eagle-owl had favored after escaping from the Central Park Zoo. A memorial for Flaco was held there on March 3.

What Flaco the Owl’s Death Teaches Us About Making Cities Safer for Birds

Ornithologists and conservationists say humans can take key steps to make urban environments less hazardous for our avian friends

Captured at the zoo's in-house Paul Harter Veterinary Medical Center, the CT scan reassured veterinarians that the chick was doing just fine.

Peek Inside a California Condor Egg Just Before It Hatched, With This CT Scan of the Baby Bird

Last month, the San Diego Zoo Wildlife Alliance welcomed its 250th California condor chick in its breeding program, and the CT scan helped determine the bird was well-positioned for hatching

Researchers hold a male red-cockaded woodpecker in Florida’s Osceola National Forest, making sure his tracking bands are correctly in place.

Endangered Woodpeckers Find a New Home on a Military Training Ground

The red-cockaded woodpecker has lost nearly all of its habitat in the southeastern United States, but an Air Force range in Florida is part of an emerging initiative to relocate besieged species on protected land

A person has tested positive for the H5N1 strain of bird flu just days after livestock across four states were reported to be infected.

First Human Case of Bird Flu in Texas Confirmed, Following Infections in Cattle—Here's What to Know

This marks only the second time in U.S. history that a human has contracted the H5N1 strain of avian influenza

Black-capped chickadees' ability to remember where they've stashed food helps them survive barren winters.

Black-Capped Chickadees Are Masters of Memory—and Scientists Are Finding Out Why

The small birds use brain “barcodes” to remember where they stash food, according to new research

A straw-headed bulbul 

How Singapore Became an Unexpected Stronghold for a Critically Endangered Bird

Despite being the smallest country in Southeast Asia, the city-state is now home to the largest population of the straw-headed bulbul

Several species of birds participated in the study, including this hyacinth macaw.

Watch Pet Parrots Learn to Play Tablet Games—With Their Tongues

Scientists are studying how the intelligent, social birds interact with touchscreens to help design mobile apps that serve as enrichment for the birds